Q3-Learning Activity 1 - STPB

Find the best point estimate for the given population means.

Heights (in inches) of eleven students: 60, 72, 70, 68, 70, 62, 66, 64, 66, 56, 54

• 63.5

• 64.36

• 62.89

• None of the above

Find the best point estimate for the given population means.

Weights (in kilograms) of eight students: 55, 68, 72, 50, 54, 66, 70, 58

• 61.63

• 68.7

• 59.03

• 60.71

Find the best point estimate for the given population means.

Daily food expenditures (in Php) of twelve students: 150, 180, 200, 150, 100, 80, 200, 125, 150, 100, 180, 210

• 100

• 130

• 150

• 170

Find the best point estimate for the given population means.

  Amounts dispensed by a soft drink dispensing machine (in ounces): 5.8, 5.9, 6.0, 5.5, 6.2, 6.3, 6.4, 6.0, 6.1, 6.5

• 6.02

• 6.07

• 6.12

• 6.35

Find the best point estimate for the population proportion in each survey result.

180 out of the 200 randomly selected participants chose adobo over sinigang as their favorite Filipino dish.

• 80%

• 88%

• 90%

• 98%

Find the best point estimate for the population proportion in each survey result.

218 out of 554 people liked her recent Facebook post.

• 34.56%

• 31.32%

• 39.35%

• 40.02%

The Department of Health on Wednesday reported that the number of pertussis cases in the country reached 568 from January 1 to March 16, 2024, with Metro Manila having the highest number of infections at 58 (Philippine News Agency, MT Montemayor, 03/27/2024).  Find the best point estimate for the population proportion in the given data.

• 9.81%

• 10.21%

• 11.32%

• 12.48%

In 2022, car accidents in Metro Manila, Philippines, accounted for over 52% of all vehicle accidents. Motorcycle accidents were next, accounting for around 23% of all vehicular incidents in the area. If there were roughly 71, 890 road traffic incidents in Metro Manila, Philippines, calculate the number of motorcycle accidents in 2022(Statista Research Department, 09/27/2023).

• 15, 345

• 16,535

• 17,801

• None of the above

It is a rule that calculates an estimate of a parameter of interest.

• Estimator

• Interval Estimate

• Mean or Average

• Point Estimate

It is a computed single value to represent an unknown parameter.

• Interval Estimate

• Estimator

• Point Estimate

• Mean or Average